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Vbsc 211 Psu Exam 1 Questions And Quality Solutions
1. identify pathogens 
2. Eradicate/neutralize pathogen 
3. Provide future protection (immunity) - Correct Answer What are the three functions of the immune system? 
 
Micro-organisms that can causes disease - Correct Answer What is a pathogen? 
 
Only causes infection when the patient's immune system is compromised - Correct Answer What is an opportunistic pathogen? 
 
Bacteria, Fungi, Viruses, Parasites - Correct Answer What are the 4 classes of pathogens? 
 
No, they need their hos...